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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Zdenek Kotala <Zdenek.Kotala@Sun.COM>
Cc: Alex Hunsaker <badalex@gmail.com>
Cc: Xiao Meng <mx.cogito@gmail.com>
Cc: pgsql-patches@postgresql.org, "Jonah H. Harris" <jonah.harris@gmail.com>
Subject: Re: hash index improving v3
Date: Mon, 08 Sep 2008 10:49:18 -0400
Message-ID: <14976.1220885358@sss.pgh.pa.us> (raw)
In-Reply-To: <48C5349F.4080300@sun.com>
References: <ded849dd0808171846g2c6c65adub942bd2510a6c94f@mail.gmail.com>
	<7627.1220569888@sss.pgh.pa.us>
	<34d269d40809041742r6a0703dbgfbdd012f7f19de2e@mail.gmail.com>
	<10995.1220577198@sss.pgh.pa.us>
	<11525.1220579153@sss.pgh.pa.us>
	<34d269d40809041854g355a8f68ga3a037a69e3d9fcb@mail.gmail.com>
	<11962.1220581027@sss.pgh.pa.us>
	<34d269d40809042048m3b532a5ej7a9588f63a788d0c@mail.gmail.com>
	<34d269d40809050912u33f2afc8mb90e316bc465136e@mail.gmail.com>
	<34d269d40809051321w2ed16037od0373a4a29c311f1@mail.gmail.com>
	<34d269d40809052249h59750f83v4b19a50d0555580@mail.gmail.com>
	<22574.1220728178@sss.pgh.pa.us>
	<48C5349F.4080300@sun.com>

Zdenek Kotala <Zdenek.Kotala@Sun.COM> writes:
> I attach cleanup patch which we discussed last commit fest. It introduce new 
> macros HashGetMetaPage and HashGetBitmap and of course, it break backward on 
> disk format compatibility which we will break it anyway when Xiao's patch will 
> be committed.

If we accept that patch, I'm okay with including this one too.  Still
hoping for some performance testing though.  (Note that this one isn't
going to affect performance, so no need to include it for that purpose.)

			regards, tom lane

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